// This checks SERVER-20375 - Constrain JS method thisv
//
// Check to make sure we can't invoke methods on incorrect types, or on
// prototypes of objects that aren't intended to have methods invoked on
// them.

assert.throws(function() {
    HexData(0, "aaaa").hex.apply({});
}, [], "invoke method on object of incorrect type");
assert.throws(function() {
    var x = HexData(0, "aaaa");
    x.hex.apply(10);
}, [], "invoke method on incorrect type");
assert.throws(function() {
    var x = HexData(0, "aaaa");
    x.hex.apply(x.__proto__);
}, [], "invoke method on prototype of correct type");
